  /*
  * 公共样式
  */
  * {
    margin: 0;
    padding: 0;
  }

  html,
  body,
  #app {
    height: 100%;
    width: 100%;
  }

  *:not([class^='el-']) {
    box-sizing: border-box;
  }

  .white {
    background-color: #ffffff;
  }

  a {
    text-decoration: none;
  }

  .gray {
    background-color: #eef0f3;
  }

  .mr10 {
    margin-right: 10px;
  }

  .mr20 {
    margin-right: 20px;
  }

  .mb20 {
    margin-bottom: 20px;
  }

  .m-lr10 {
    margin-left: 10px;
    margin-right: 10px;
  }

  .p20 {
    padding: 20px;
  }

  .pl20 {
    padding-left: 20px;
  }

  .text-right {
    text-align: right;
  }

  .fr {
    float: right;
  }

  .flex {
    display: flex;
  }

  .flex-between {
    display: flex;
    justify-content: space-between;
  }

  .flex-center {
    display: flex;
    justify-content: center;
  }

  .tips {
    margin-left: 15px;
    color: #787878;
  }